Average temperature in April is 14.1 °C
Average daytime temperature is 20.8 °C
Average night temperature is 8.8 °C
Absolute maximum temperature: 27.8 °C
Absolute minimum temperature: 1.2 °C
Number of sunny days: 15
Number of rainy days: 15
Number of snow days:
Precipitation sum: 106 mm
* Weather data for Princeton United States is based on climate observations for 2023 year
| Aprile (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 19.9 | 18.2 | 22.7 | 27.5 | 25.1 | 18.1 | 15.1 | 17.4 | 19.4 | 20.8 | 22.5 | 23.6 | 26.2 | 23.9 | 26.9 | 21.6 | 17.1 | 23.9 | 26.6 | 27.8 | 24.8 | 16.1 | 12.6 | 13.8 | 18.7 | 21.5 | 18.4 | 18.2 | 18.1 | 16.1 |
| Apparent max temperature | 18.4 | 16.5 | 21.9 | 27.1 | 25.1 | 19 | 11.1 | 16.2 | 16.8 | 20.3 | 22.7 | 23.2 | 25.2 | 24.4 | 26.8 | 21.5 | 13.1 | 23.1 | 25.7 | 24.8 | 21.1 | 13.4 | 10 | 12 | 18.2 | 20.2 | 16.9 | 16.6 | 17.4 | 15.1 |
| Mean temperature | 15.7 | 8.8 | 15.8 | 19.7 | 23 | 10.8 | 9.6 | 10.9 | 11.5 | 13.2 | 15.1 | 16 | 17.5 | 18.6 | 18.4 | 14.7 | 11.5 | 15.5 | 18.7 | 21.4 | 15.6 | 10.6 | 7.2 | 7.3 | 9.9 | 13.3 | 13.6 | 14.4 | 13.9 | 12.2 |
| Apparent mean temperature | 8.1 | -1.2 | 8.9 | 12.3 | 20.5 | 4.4 | 1.4 | 2.1 | 1.2 | 2.9 | 4.9 | 7.1 | 5.4 | 12.2 | 11 | 5 | 3.1 | 6.9 | 9.5 | 13.1 | 10.3 | 4.2 | -0.8 | -2.6 | 1 | 3.6 | 6.9 | 10.8 | 9.2 | 4.4 |
| Minimum temperature | 12.5 | 2.3 | 11.3 | 13.9 | 19.4 | 7.4 | 5.8 | 6.8 | 5 | 6 | 6.7 | 9 | 8 | 13 | 12 | 8.9 | 7.6 | 9.6 | 11.7 | 16 | 11.7 | 6.5 | 2.4 | 1.2 | 4.6 | 6.8 | 9.4 | 11.4 | 10.4 | 7.3 |
| Apparent min temperature | 11.8 | 6 | 13.7 | 19.2 | 22.7 | 7.9 | 5.5 | 7.1 | 8.4 | 10.8 | 14.1 | 14.6 | 15.7 | 17.9 | 17.8 | 12.2 | 7.5 | 13.1 | 16.8 | 18.3 | 14.4 | 8.4 | 3.8 | 4.4 | 7.5 | 10.9 | 11.6 | 13.5 | 13.3 | 9.3 |
| Aprile | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 12.6 | 12.6 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 13 | 13 | 13.1 | 13.1 | 13.1 | 13.2 | 13.2 | 13.3 | 13.3 | 13.3 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 | 13.6 | 13.7 |
| Sunshine duration (h) | 11 | 11.8 | 11.8 | 11.8 | 3.4 | 0.8 | 8.4 | 8.1 | 11.9 | 11.9 | 12 | 12 | 12 | 12 | 10.1 | 8.8 | 12.2 | 12.1 | 12.1 | 11.4 | 1.2 | 11.3 | 12.4 | 12.5 | 9.7 | 11 | 4.3 | 6.7 | 6.4 | 12.6 |
| Precipitation (mm) | 16.9 | 0 | 1.5 | 0.1 | 12.6 | 2.4 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0.2 | 1.5 | 10.5 | 0 | 0 | 0 | 0 | 40.6 | 4.7 | 0 | 0 | 0 | 0 | 6.5 | 1.4 | 4.9 | 1.9 |
| Precipitation hours | 6 | 0 | 1 | 1 | 5 | 9 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 1 | 7 | 0 | 0 | 0 | 0 | 14 | 5 | 0 | 0 | 0 | 0 | 6 | 5 | 7 | 4 |
| Wind speed (m/s) | 32.1 | 11.3 | 20.3 | 24.9 | 29.1 | 16.7 | 17 | 15.9 | 14 | 12.6 | 8 | 8.9 | 12.7 | 13.2 | 19.9 | 25.5 | 22.1 | 15.1 | 19.8 | 24.3 | 18.7 | 22.5 | 16.8 | 12 | 11.6 | 13.1 | 14.5 | 13 | 10 | 27 |
In April 2023, the highest daytime temperature in Princeton was 27.8°C.
While the minimum temperature at night dropped to 1.2°C.
The average nighttime and daytime temperatures during April in Princeton are 8.8°C and 20.8°C respectively.
The precipitation sum in April is about 106 mm.